staging: greybus: mark expected switch fall-through in check_urb_status

In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Acked-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/greybus/es2.c b/drivers/staging/greybus/es2.c
index f7b24e0..e451c2f 100644 (file)
--- a/drivers/staging/greybus/es2.c
+++ b/drivers/staging/greybus/es2.c
@@ -761,6 +761,7 @@ static int check_urb_status(struct urb *urb)
        case -EOVERFLOW:
                dev_err(dev, "%s: overflow actual length is %d\n",
                        __func__, urb->actual_length);
+               /* fall through */
        case -ECONNRESET:
        case -ENOENT:
        case -ESHUTDOWN: